CN210638343U - High-efficiency low-flow-resistance evaporator pipeline assembly - Google Patents
High-efficiency low-flow-resistance evaporator pipeline assembly Download PDFInfo
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- CN210638343U CN210638343U CN201921493948.XU CN201921493948U CN210638343U CN 210638343 U CN210638343 U CN 210638343U CN 201921493948 U CN201921493948 U CN 201921493948U CN 210638343 U CN210638343 U CN 210638343U
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Abstract
The utility model discloses a high-efficient low flow resistance evaporimeter pipeline assembly, including first aluminum pipe and second aluminum pipe, still include heat transfer mechanism, heat transfer mechanism includes first heat transfer sleeve pipe, second heat transfer sleeve pipe and heating water tank, and first heat transfer sleeve pipe and second heat transfer sheathed tube both sides are connected with first shunt tubes and second shunt tubes respectively, and two first shunt tubes pass through first three-way pipe connection high temperature hot water output tube, and two second shunt tubes pass through the second three-way pipe connection low temperature hot water back flow. The utility model discloses a heat transfer mechanism's design can prevent that the position of liquid outlet from causing first aluminum pipe and second aluminum pipe to frost even freezing because the temperature of compressor is low on the side, influences the normal work of first aluminum pipe and second aluminum pipe.
Description
Technical Field
The utility model relates to a high-efficient low flow resistance evaporator pipeline assembly.
Background
The evaporator pipeline assembly is mainly connected between the expansion valve and the compressor, and in the actual use process, the pipeline of the expansion valve connected to the evaporator is in normal circulation, the frosting is serious from the blocked part until the compressor shell is frosted or even frozen, and the normal work of the evaporator pipeline assembly is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a technical scheme of high-efficient low flow resistance evaporimeter pipeline assembly to the not enough and that prior art exists, design through heat transfer mechanism, can make the temperature of the liquid outlet one end of first aluminum pipe and second aluminum pipe keep invariable, prevent that the position of liquid outlet from leading to the fact first aluminum pipe and second aluminum pipe to frost or even freeze because the temperature of compressor is low on the low side, influence the normal work of first aluminum pipe and second aluminum pipe, this manufacturing method step is simple, not only can satisfy the heat transfer requirement of not unidimensional aluminum pipe, prevent that the aluminum pipe from frosting or freezing, and can realize hydrothermal cyclic utilization, reduce the energy consumption, guarantee evaporimeter pipeline assembly steady operation.
In order to solve the technical problem, the utility model discloses a following technical scheme:
high-efficient low flow resistance evaporator pipeline assembly, including first aluminum pipe and second aluminum pipe, first aluminum pipe and second aluminum pipe pass through pipe clamp fixed connection, its characterized in that: the device is characterized by further comprising a heat exchange mechanism, wherein the heat exchange mechanism comprises a first heat exchange sleeve, a second heat exchange sleeve and a heating water tank, the first heat exchange sleeve and the second heat exchange sleeve are respectively sleeved on one sides, close to the liquid outlet, of the first aluminum pipe and the second aluminum pipe, the two sides of the first heat exchange sleeve and the second heat exchange sleeve are respectively connected with a first shunt pipe and a second shunt pipe, the two first shunt pipes are connected with a high-temperature hot water output pipe through a first three-way pipe, the two second shunt pipes are connected with a low-temperature hot water return pipe through a second three-way pipe, and the high-temperature hot water output pipe and the; through the design of heat transfer mechanism, can make the temperature of the liquid outlet one end of first aluminum pipe and second aluminum pipe keep invariable, prevent that the position of liquid outlet from leading to the fact first aluminum pipe and second aluminum pipe frosting or even freezing because the temperature of compressor is low, influence the normal work of first aluminum pipe and second aluminum pipe, first heat transfer sleeve pipe and second heat transfer sleeve pipe can carry out the heat transfer to first aluminum pipe and second aluminum pipe, make the temperature of the intraductal liquid of first aluminum pipe and second aluminum keep certain temperature, the heating water tank can be with in water heating back through high temperature hot water output tube and first shunt tubes input first heat transfer sleeve pipe and second heat transfer sleeve pipe, flow into the heating water tank in from the second shunt tube and the low temperature hot water back flow of opposite side after the heat transfer, carry out lasting heat transfer effect to first aluminum pipe and second aluminum pipe.
Further, first heat transfer sleeve pipe and second heat transfer sleeve pipe all include the body, and the inboard of body is provided with the fin, evenly is provided with little siphunculus between the inner wall of fin and body, and the body is used for playing the effect of protection fin and little siphunculus, and the fin is arranged in carrying out the heat transfer with the cryogenic liquids in first aluminum pipe and the second aluminum pipe and the high-temperature liquid in the siphunculus a little, prevents that the cryogenic liquids in first aluminum pipe and the second aluminum pipe from frosting or freezing, causes the jam of pipeline.
Further, the both sides of body all are provided with the toroidal tube, the both ends of little siphunculus communicate with the toroidal tube of both sides respectively, and the both sides toroidal tube communicates first shunt tubes and second shunt tubes respectively through the water delivery hole, and the toroidal tube can be with liquid reposition of redundant personnel to each little siphunculus in, improves heat exchange efficiency, and in first shunt tubes can be with the toroidal tube of high temperature hot water input one side, the toroidal tube of opposite side can be with low temperature hot water through the output of second shunt tubes, realizes hot water circulation and uses.
Further, the little siphunculus is the spiral and distributes in the outside of heat exchanger fin, and helical structure's design has improved the area of contact between little siphunculus and the heat exchanger fin greatly, makes every little siphunculus all can contact the different temperatures on first aluminum pipe or the second aluminum pipe, avoids the normal circulation of liquid in the inhomogeneous influence little siphunculus of rivers temperature in each little siphunculus.
Further, be provided with heating element in the heating water tank, the bottom of heating water tank is provided with the honeycomb duct, honeycomb duct connection high temperature hot water output tube, be provided with the water pump on the honeycomb duct, be provided with inlet tube and outlet pipe from top to bottom respectively on one side of heating water tank, be provided with water intaking valve and outlet valve on inlet tube and the outlet pipe respectively, can export the water in the heating water tank through the honeycomb duct through the water pump, provide continuous high temperature hot water for first heat transfer sleeve pipe and second heat transfer sleeve pipe, when the water yield in the heating water tank is not enough, the inlet tube can be for the continuous water injection of heating water tank, after the heating water tank work, can export water through going out the water hanger, prevent to produce the incrustation scale in the heating water tank.
Further, heating element includes the end cover, base plate and heating pipe, the end cover is connected on heating water tank's top surface, be provided with the terminal box on the top surface of end cover, at least three base plate evenly distributed is in the below of end cover, and through stand fixed connection between two adjacent base plates from top to bottom, the level evenly is provided with the heating pipe between two base plates that are located the below, form the mixed flow passageway between two base plates that are located the top, be provided with vortex generator in the mixed flow passageway, not only can realize the heating to heating water tank water-logging through distributing the heating pipe between two base plates of below, avoid simultaneously crossing low dry combustion method that causes because of the water level in the heating water tank, vortex generator can make the water circulation flow in the heating water tank, the efficiency of heating is improved, the stand has improved joint strength and stability between.
Furthermore, the one end of the base plate that is located mixed flow passageway top is provided with first guide plate, and the one end of the base plate that is located mixed flow passageway below is provided with the second guide plate, and the inclination of first guide plate is the same with the second guide plate, and first guide plate can lead the mixed flow passageway with the water after one side below heating in, makes hot water upflow through the second guide plate after forming the vortex and mixes, promotes cold water downflow, improves the efficiency of heating.
Further, be provided with level sensor on heating water tank's the medial surface, be provided with temperature sensor from top to bottom in heating water tank's the inboard one side relative with level sensor, level sensor is used for detecting the water level height in the heating water tank, avoids the heating pipe dry combustion method to appear and damages, and two temperature sensor can test upper portion temperature and lower part temperature, and when the temperature difference between two temperature sensor was less than the setting value, the water pump started, exports hot water through the honeycomb duct.
The manufacturing method of the high-efficiency low-flow-resistance evaporator pipeline assembly is characterized by comprising the following steps of:
1) aluminum pipe processing and mounting
a. Firstly, determining the sizes of a first aluminum pipe and a second aluminum pipe according to design requirements, forming the required first aluminum pipe and the second aluminum pipe through drawing forming, polishing the inner wall and the outer wall of the first aluminum pipe and the second aluminum pipe, and bending the first aluminum pipe and the second aluminum pipe through a bending machine according to the bending sizes of the first aluminum pipe and the second aluminum pipe, so that the service life of the first aluminum pipe and the second aluminum pipe is prevented from being influenced by cracks;
b. then, connectors are respectively installed at two ends of the first aluminum pipe and the second aluminum pipe, so that the installation accuracy and stability of the first aluminum pipe and the second aluminum pipe are improved;
c. selecting a proper pipe clamp according to the installation position of the evaporator pipeline assembly, and fixedly connecting the first aluminum pipe and the second aluminum pipe through the pipe clamp to ensure that the installation positions of the first aluminum pipe and the second aluminum pipe meet the set requirement;
the processing steps of the aluminum pipes reduce the defective rate, can meet the processing requirements of aluminum pipes with different sizes, and are suitable for the use and installation of evaporators with different sizes and models;
2) processing of first heat exchange sleeve and second heat exchange sleeve
a. Firstly, determining the sizes of heat exchange fins on a first heat exchange sleeve and a second heat exchange sleeve according to the sizes of a first aluminum pipe and a second aluminum pipe, and processing corresponding heat exchange fins, wherein the heat exchange fins are in a sleeve structure and can be directly attached and sleeved on the outer surfaces of the first aluminum pipe and the second aluminum pipe, so that the heat exchange efficiency of liquid in the first aluminum pipe and the second aluminum pipe is greatly improved, and the blockage of a pipeline caused by frosting or even freezing of the first aluminum pipe and the second aluminum pipe is avoided;
b. then determining the sizes of the two annular pipes according to design requirements, processing the corresponding annular pipes, uniformly arranging a via hole on the side surface of each annular pipe, sleeving the processed annular pipes at two ends of the heat exchange fin, realizing the shunting of micro-through pipes through the design of the annular pipes, and continuously inputting high-temperature hot water into each micro-through pipe to improve the heat exchange efficiency;
c. then determining the size of the micro-through pipe according to the space between the two annular pipes and the set flow rate, processing the corresponding micro-through pipe, then one end of the processed micro-through pipe is welded and sealed with the via hole on the annular pipe at one side, spirally winding the micro-through pipes on the outer circumferential side surface of the heat exchange plate until the other end of the micro-channel is welded and sealed with the via hole on the annular pipe at the other side, sequentially winding the rest micro-through pipes on the heat exchange plate according to the steps, and sealing the connection position, the micro-through pipes are spirally wound on the outer circumferential side surface of the heat exchange plate, so that the heat exchange efficiency between each micro-through pipe and the heat exchange plate is greatly improved, the influence on the heat exchange efficiency of the first aluminum pipe and the second aluminum pipe caused by uneven heat exchange between the micro-through pipes is avoided, and the leakage of liquid caused by gaps between the annular pipe and the micro-through pipes is avoided;
d. then installing a mold on the outer side face of the heat exchange plate, pouring between the mold and the outer side face of the heat exchange plate to enable the micro-through pipe to be located in the pouring layer, removing the mold after the pouring layer reaches a set strength, and grinding the outer side face of the pouring layer to be flat, wherein the annular pipe and the micro-through pipe can be protected through the pouring layer, so that the annular pipe and the micro-through pipe are prevented from being directly exposed outside to cause damage and influence on water conveying;
e. finally, water conveying holes are vertically formed along the outer sides of the two annular pipes and penetrate through the pouring layer, and hot water can be conveniently input and output through the water conveying holes;
the first heat exchange sleeve and the second heat exchange sleeve are designed, so that the heat exchange efficiency is improved, the service life can be prolonged, and the maintenance cost is reduced;
3) heating water tank processing
a. Firstly, determining the size of a heating water tank according to design requirements, forming the required heating water tank by casting molding, arranging a rectangular groove on the top surface of the heating water tank, polishing the inner side surface and the outer side surface of the heating water tank, facilitating the installation and the disassembly of a heating assembly through the design of the rectangular groove, and being convenient and rapid to maintain;
b. then, a proper flow guide pipe is manufactured according to design requirements, a water pump is installed on the flow guide pipe, the water pump is fixedly installed at the bottom of the inner side of the heating water tank, a connecting hole is formed in the side wall of the heating water tank along the end portion of the flow guide pipe, a water inlet pipe and a water outlet pipe are installed on the other side of the heating water tank from top to bottom respectively, a water inlet valve and a water outlet valve are installed on the water inlet pipe and the water outlet pipe respectively, a liquid level sensor and a temperature sensor are installed on the inner side surface of the heating water tank, hot water in the heating water tank can be output through the flow guide pipe through the water pump, the water inlet valve controls the opening and closing of the water inlet pipe and is used;
c. then, a heating assembly is installed according to the size of a heating water tank, the size of an end cover is determined according to the size of a rectangular groove, the end cover and a base plate with proper size are processed, a junction box is installed along the top end of the end cover, the base plate is evenly distributed below the end cover, the base plate at the top end is fixedly installed on the bottom surface of the base plate, an upper base plate and a lower base plate are fixedly installed and connected through an upright post, a heating pipe is evenly installed between the two base plates below, a vortex generator is installed in a mixed flow channel between the two base plates above, and finally a first guide plate and a second guide plate are respectively installed along the left side and the right side of the upper base plate and the lower base plate of the mixed flow channel, so that the inclination angles of the first guide plate and the second guide plate are kept consistent, the end cover is used for installing, positioning, the first guide plate and the second guide plate are used for controlling the direction of water flow and improving the heating efficiency;
d. finally, mounting the processed heating assembly on a heating water tank for fixing;
the processing method of the heating water tank is simple in steps, can improve the mounting and dismounting of the heating assembly, can improve the heating speed of water in the heating water tank, is convenient to clean, and prolongs the service life of the heating water tank;
4) heat exchange mechanism installation
a. Firstly, determining the sizes of a high-temperature hot water output pipe, a low-temperature hot water return pipe, a first shunt pipe and a second shunt pipe according to design requirements, and manufacturing the corresponding high-temperature hot water output pipe, the corresponding low-temperature hot water return pipe, the corresponding first shunt pipe and the corresponding second shunt pipe;
b. then selecting a three-way pipe with proper size, fixedly connecting one end of a first shunt pipe to a water delivery hole of the annular pipe at one side, connecting the other side of the first shunt pipe to the three-way pipe, connecting one end of a high-temperature hot water output pipe to the three-way pipe, connecting the other end of the high-temperature hot water output pipe to a flow guide pipe in the heating water tank, and continuously conveying water in the heating water tank into the first heat exchange sleeve and the second heat exchange sleeve through the high-temperature hot water output pipe and the first shunt pipe;
c. one end of a second shunt pipe is fixedly connected to the water delivery hole of the annular pipe on the other side, the other side of the second shunt pipe is connected to the three-way pipe, one end of a low-temperature hot water return pipe is connected to the three-way pipe, the other end of the low-temperature hot water return pipe is communicated with the heating water tank, and water after heat exchange can be conveyed into the heating water tank through the second shunt pipe and the low-temperature hot water return pipe for heating, so that the heat exchange efficiency is improved;
the installation of the heat exchange mechanism greatly improves the efficiency of hot water circulation, reduces the energy loss, can prevent the first aluminum pipe and the second aluminum pipe from frosting or icing, and ensures the smoothness of the first aluminum pipe and the second aluminum pipe;
5) evaporator pipeline assembly test run
The method comprises the steps of firstly installing an evaporator pipeline assembly at a set position, then communicating a junction box, introducing liquid into a first aluminum pipe and a second aluminum pipe, simultaneously starting a heating water tank, enabling water in the heating water tank to respectively enter a first heat exchange sleeve and a second heat exchange sleeve through a high-temperature hot water output pipe and a first shunt pipe, enabling the water after heat exchange to flow back into the heating water tank through a second shunt pipe and a low-temperature hot water return pipe to be continuously heated, and observing frosting and icing conditions on the first aluminum pipe and the second aluminum pipe.
The manufacturing method has simple steps, can meet the heat exchange requirements of aluminum pipes with different sizes, prevents the aluminum pipes from frosting or freezing, can realize the cyclic utilization of hot water, reduces the energy consumption and ensures the stable operation of the evaporator pipeline assembly.
The utility model discloses owing to adopted above-mentioned technical scheme, following beneficial effect has:
1. through the design of heat transfer mechanism, can make the temperature of the liquid outlet one end of first aluminum pipe and second aluminum pipe keep invariable, prevent that the position of liquid outlet from leading to the fact first aluminum pipe and second aluminum pipe frosting or even freezing because the temperature of compressor is on the low side, influence the normal work of first aluminum pipe and second aluminum pipe.
2. The first heat exchange sleeve and the second heat exchange sleeve can exchange heat for the first aluminum pipe and the second aluminum pipe, so that the temperature of liquid in the first aluminum pipe and the second aluminum pipe is kept at a certain temperature.
3. The heating water tank can be with in water heating back passes through high temperature hot water output tube and first shunt tube input first heat transfer sleeve pipe and second heat transfer sleeve pipe, in the second shunt tube and the low temperature hot water back flow of opposite side flowed into the heating water tank after the heat transfer, carries out lasting heat transfer effect to first aluminum pipe and second aluminum pipe.
4. The body is used for playing the effect of protection fin and little siphunculus, and the fin is used for carrying out the heat transfer with the cryogenic liquids in first aluminum pipe and the second aluminum pipe and the high temperature liquid in the little siphunculus, prevents that the cryogenic liquids in first aluminum pipe and the second aluminum pipe from frosting or freezing, causes the jam of pipeline.
5. The contact area between little siphunculus and the heat exchanger fin has been improved greatly to helical structure's little siphunculus design, makes every little siphunculus all can contact different temperatures on first aluminum pipe or the second aluminum pipe, avoids the normal circulation of liquid in the little siphunculus of the inhomogeneous influence of rivers temperature in each little siphunculus.
6. Through not only can realize the heating to heating water tank water-logging between two base plates with the heating pipe distribution in the below, avoid simultaneously crossing low because of the water level in the heating water tank and lead to the fact dry combustion method, vortex generator can make the hydrologic cycle flow in the heating water tank, improves the efficiency of heating, and the stand has improved joint strength and stability between two adjacent base plates from top to bottom greatly.
7. The manufacturing method has simple steps, can meet the heat exchange requirements of aluminum pipes with different sizes, prevents the aluminum pipes from frosting or freezing, can realize the cyclic utilization of hot water, reduces the energy consumption and ensures the stable operation of the evaporator pipeline assembly.
Description of the drawings:
the present invention will be further explained with reference to the accompanying drawings:
FIG. 1 is an effect diagram of the high-efficiency low-flow-resistance evaporator pipeline assembly of the present invention;
FIG. 2 is an effect diagram of the first heat exchange sleeve and the second heat exchange sleeve of the present invention;
fig. 3 is a schematic view of the vertical cross-section structure of the first heat exchange sleeve and the second heat exchange sleeve of the present invention;
fig. 4 is a schematic structural view of the heating water tank of the present invention.
In the figure: 1-a first aluminum tube; 2-a second aluminum tube; 3-pipe clamp; 4-a first heat exchange sleeve; 5-a second heat exchange sleeve; 6-heating the water tank; 7-high temperature hot water output pipe; 8-low temperature hot water return pipe; 9-a first shunt pipe; 10-a second shunt tube; 11-heat exchange fins; 12-a ring-shaped tube; 13-water delivery hole; 14-micro-channel pipe; 15-a tube body; 16-an end cap; 17-a junction box; 18-a substrate; 19-upright post; 20-heating a tube; 21-mixed flow channel; 22-a vortex generator; 23-a first baffle; 24-a second baffle; 25-a liquid level sensor; 26-a temperature sensor; 27-a flow guide pipe; 28-a water pump; 29-water inlet pipe; 30-water outlet pipe.
Detailed Description
As shown in fig. 1 to 4, the high-efficiency low-flow-resistance evaporator pipeline assembly of the present invention comprises a first aluminum pipe 1 and a second aluminum pipe 2, the first aluminum pipe 1 and the second aluminum pipe 2 are fixedly connected by a pipe clamp 3, and further comprises a heat exchange mechanism, the heat exchange mechanism comprises a first heat exchange sleeve 4, a second heat exchange sleeve 5 and a heating water tank 6, the first heat exchange sleeve 4 and the second heat exchange sleeve 5 are respectively sleeved on one side of the first aluminum pipe 1 and the second aluminum pipe 2 close to a liquid outlet, the first heat exchange sleeve 4 and the second heat exchange sleeve 5 both comprise a pipe body 15, a heat exchange fin 11 is arranged on the inner side of the pipe body 15, a micro-through pipe 14 is uniformly arranged between the heat exchange fin 11 and the inner wall of the pipe body 15, the pipe body 15 is used for protecting the heat exchange fin 11 and the micro-through pipe 14, the heat exchange fin 11 is used for exchanging heat between low-temperature liquid in the first aluminum pipe 1 and the second aluminum, the method can prevent the low-temperature liquid in the first aluminum pipe 1 and the second aluminum pipe 2 from frosting or icing to cause blockage of the pipelines.
The both sides of body 15 all are provided with annular pipe 12, the both ends of little siphunculus 14 communicate with the annular pipe 12 of both sides respectively, both sides annular pipe 12 communicates first shunt tube 9 and second shunt tube 10 respectively through water delivery hole 13, annular pipe 12 can shunt liquid to each little siphunculus 14 in, heat exchange efficiency is improved, first shunt tube 9 can be with the annular pipe 12 of high temperature hot water input one side in, the annular pipe 12 of opposite side can export low temperature hot water through second shunt tube 10, realize hot water circulation and use.
The micro-through pipes 14 are spirally distributed on the outer side of the heat exchange plate 11, the contact area between the micro-through pipes 14 and the heat exchange plate 11 is greatly increased due to the design of a spiral structure, each micro-through pipe 14 can be in contact with different temperatures on the first aluminum pipe 1 or the second aluminum pipe 2, and the influence of non-uniform temperature of water flow in each micro-through pipe 14 on normal circulation of liquid in the micro-through pipe 14 is avoided.
The two sides of the first heat exchange sleeve 4 and the second heat exchange sleeve 5 are respectively connected with a first shunt pipe 9 and a second shunt pipe 10, the two first shunt pipes 9 are connected with a high-temperature hot water output pipe 7 through a first three-way pipe, the two second shunt pipes 10 are connected with a low-temperature hot water return pipe 8 through a second three-way pipe, the high-temperature hot water output pipe 7 and the low-temperature hot water return pipe 8 are connected with a heating water tank 6, a heating component is arranged in the heating water tank 6, the bottom of the heating water tank 6 is provided with a guide pipe 27, the guide pipe 27 is connected with the high-temperature hot water output pipe 7, a water pump 28 is arranged on the guide pipe 27, a water inlet pipe 29 and a water outlet pipe 30 are respectively arranged on one side of the heating water tank 6 from top to bottom, a water inlet valve and a water outlet valve are respectively arranged on the water inlet, when the water quantity in the heating water tank 6 is not enough, the water inlet pipe 29 can continuously inject water into the heating water tank 6, after the heating water tank 6 works, water can be output through the water outlet hanger, scale is prevented from being generated in the heating water tank 6, and the water inlet valve and the water outlet valve are used for controlling the opening and closing of the water inlet pipe 29 and the water outlet pipe 30.
The heating component comprises an end cover 16, a base plate 18 and a heating pipe 20, the end cover 16 is connected on the top surface of the heating water tank 6, a junction box 17 is arranged on the top surface of the end cover 16, at least three base plates 18 are uniformly distributed below the end cover 16, and the two adjacent substrates 18 are fixedly connected by the upright post 19, the heating pipe 20 is horizontally and uniformly arranged between the two substrates 18 positioned at the lower part, a mixed flow channel 21 is formed between the two substrates 18 positioned at the upper part, a vortex generator 22 is arranged in the mixed flow channel 21, not only can the heating of the water in the heating water tank 6 be realized by distributing the heating pipes 20 between the two base plates 18 below, meanwhile, dry burning caused by too low water level in the heating water tank 6 is avoided, the vortex generator 22 can enable water in the heating water tank 6 to flow circularly, heating efficiency is improved, and connecting strength and stability between two adjacent substrates 18 are greatly improved through the upright column 19.
The one end of the base plate 18 that is located mixed flow channel 21 top is provided with first guide plate 23, the one end of the base plate 18 that is located mixed flow channel 21 below is provided with second guide plate 24, first guide plate 23 is the same with the inclination of second guide plate 24, first guide plate 23 can lead the mixed flow channel 21 with the water after one side below heating in, make hot water upwards flow through second guide plate 24 after forming the vortex and mixing, promote cold water downwards flow, improve the efficiency of heating.
Be provided with level sensor 25 on heating water tank 6's the medial surface, be provided with temperature sensor 26 from top to bottom in the inboard of heating water tank 6 and the relative one side of level sensor 25, level sensor 25 is used for detecting the water level height in heating water tank 6, avoid heating pipe 20 to appear dry combustion method and damage, two temperature sensor 26 can test upper portion temperature and lower part temperature, when the temperature difference between two temperature sensor 26 is less than the setting value, water pump 28 starts, export hot water through honeycomb duct 27. Through the design of the heat exchange mechanism, the temperature of one end of the liquid outlet of the first aluminum pipe 1 and one end of the liquid outlet of the second aluminum pipe 2 can be kept constant, the situation that the normal work of the first aluminum pipe 1 and the second aluminum pipe 2 is influenced due to the fact that the first aluminum pipe 1 and the second aluminum pipe 2 are frosted or even frozen when the temperature of the liquid outlet is low due to the fact that the temperature of the compressor is low is prevented, the first heat exchange sleeve 4 and the second heat exchange sleeve 5 can exchange heat for the first aluminum pipe 1 and the second aluminum pipe 2, the temperature of liquid in the first aluminum pipe 1 and the second aluminum pipe 2 is kept at a certain temperature, the heating water tank 6 can heat water and then input the water into the first heat exchange sleeve 4 and the second heat exchange sleeve 5 through the high-temperature hot water output pipe 7 and the first shunt pipe 9, the water flows into the heating water tank 6 from the second shunt pipe 10 and the low-temperature hot water return pipe.
The manufacturing method of the high-efficiency low-flow-resistance evaporator pipeline assembly comprises the following steps:
1) aluminum pipe processing and mounting
a. Firstly, determining the sizes of a first aluminum pipe 1 and a second aluminum pipe 2 according to design requirements, forming the required first aluminum pipe 1 and the second aluminum pipe 2 through drawing forming, polishing the inner wall and the outer wall of the first aluminum pipe 1 and the second aluminum pipe 2, and bending the first aluminum pipe 1 and the second aluminum pipe 2 through a bending machine according to the bending sizes of the first aluminum pipe 1 and the second aluminum pipe 2, so that the service life of the first aluminum pipe 1 and the second aluminum pipe 2 is prevented from being influenced by cracks;
b. then, connectors are respectively installed at two ends of the first aluminum pipe 1 and the second aluminum pipe 2, so that the installation accuracy and stability of the first aluminum pipe 1 and the second aluminum pipe 2 are improved;
c. selecting a proper pipe clamp 3 according to the installation position of the evaporator pipeline assembly, and fixedly connecting the first aluminum pipe 1 and the second aluminum pipe 2 through the pipe clamp 3 to ensure that the installation positions of the first aluminum pipe 1 and the second aluminum pipe 2 meet the set requirement;
the processing steps of the aluminum pipes reduce the defective rate, can meet the processing requirements of aluminum pipes with different sizes, and are suitable for the use and installation of evaporators with different sizes and models;
2) processing of a first heat exchange sleeve 4 and a second heat exchange sleeve 5
a. Firstly, determining the sizes of heat exchange fins 11 on a first heat exchange sleeve 4 and a second heat exchange sleeve 5 according to the sizes of a first aluminum pipe 1 and a second aluminum pipe 2, and processing corresponding heat exchange fins 11, wherein the heat exchange fins 11 are in a sleeve structure, and the heat exchange fins 11 can be directly attached to and sleeved on the outer surfaces of the first aluminum pipe 1 and the second aluminum pipe 2, so that the heat exchange efficiency of liquid in the first aluminum pipe 1 and the second aluminum pipe 2 is greatly improved, and the blockage of pipelines caused by frosting or even freezing of the first aluminum pipe 1 and the second aluminum pipe 2 is avoided;
b. then, the sizes of the two annular pipes 12 are determined according to design requirements, the corresponding annular pipes 12 are processed, via holes are uniformly formed in the side face of each annular pipe 12, the processed annular pipes 12 are sleeved at the two ends of the heat exchange fin 11, the micro-through pipes 14 can be divided by the design of the annular pipes 12, high-temperature hot water is continuously input into each micro-through pipe 14, and the heat exchange efficiency is improved;
c. then, the size of the micro-through pipe 14 is determined according to the space between the two annular pipes 12 and the set flow, the corresponding micro-through pipe 14 is processed, then one end of the processed micro-through pipe 14 is welded and sealed with the through hole on the annular pipe 12 on one side, spirally winding the micro-through pipe 14 on the outer circumferential side of the heat exchange plate 11 until the other end of the micro-channel is welded and sealed with the via hole on the annular pipe 12 at the other side, sequentially winding the rest of the micro-through pipe 14 on the heat exchange plate 11 according to the steps, well performing sealing treatment on the connection position, the micro-through pipes 14 are spirally wound on the outer circumferential side surface of the heat exchange plate 11, so that the heat exchange efficiency between each micro-through pipe 14 and the heat exchange plate 11 is greatly improved, the influence on the heat exchange efficiency of the first aluminum pipe 1 and the second aluminum pipe 2 caused by uneven heat exchange between the micro-through pipes 14 is avoided, and the leakage of liquid caused by gaps between the annular pipe 12 and the micro-through pipes 14 is avoided;
d. then, a mould is installed on the outer side face of the heat exchange plate 11, pouring is carried out between the mould and the outer side face of the heat exchange plate 11, the micro-through pipe 14 is located in a pouring layer, after the pouring layer reaches a set strength, the mould is detached, the outer side face of the pouring layer is ground flat, the annular pipe 12 and the micro-through pipe 14 can be protected through the pouring layer, and the annular pipe 12 and the micro-through pipe 14 are prevented from being directly exposed outside to cause damage and influence on water conveying;
e. finally, water conveying holes 13 are vertically formed along the outer sides of the two annular pipes 12, so that the water conveying holes 13 penetrate through the pouring layer, and the water conveying holes 13 are convenient for inputting and outputting hot water;
the first heat exchange sleeve 4 and the second heat exchange sleeve 5 are designed, so that the heat exchange efficiency is improved, the service life can be prolonged, and the maintenance cost is reduced;
3) processing of heating water tank 6
a. Firstly, determining the size of a heating water tank 6 according to design requirements, forming the required heating water tank 6 by casting molding, forming a rectangular groove on the top surface of the heating water tank 6, polishing the inner side surface and the outer side surface of the heating water tank 6, facilitating the installation and disassembly of a heating assembly through the design of the rectangular groove, and being convenient and rapid to maintain;
b. then, a proper guide pipe 27 is manufactured according to design requirements, a water pump 28 is installed on the guide pipe 27, the water pump 28 is fixedly installed at the bottom of the inner side of the heating water tank 6, a connecting hole is formed in the side wall of the heating water tank 6 along the end portion of the guide pipe 27, a water inlet pipe 29 and a water outlet pipe 30 are installed on the other side of the heating water tank 6 from top to bottom respectively, a water inlet valve and a water outlet valve are installed on the water inlet pipe 29 and the water outlet pipe 30 respectively, a liquid level sensor 25 and a temperature sensor 26 are installed on the inner side surface of the heating water tank 6, hot water in the heating water tank 6 can be output through the guide pipe 27 through the water pump 28, the water inlet valve controls the opening and closing of the water inlet pipe 29 and is used for controlling the water injection;
c. then, a heating assembly is installed according to the size of the heating water tank 6, the size of the end cover 16 is determined according to the size of the rectangular groove, the end cover 16 and the base plate 18 with proper sizes are processed, the junction box 17 is installed along the top end of the end cover 16, the base plates 18 are evenly distributed below the end cover 16, the base plate 18 at the top end is fixedly installed on the bottom surface of the base plate 18, the two adjacent base plates 18 are fixedly installed and connected through the upright post 19, the heating pipe 20 is evenly installed between the two base plates 18 at the lower part, the vortex generator 22 is installed in the mixed flow channel 21 between the two base plates 18 at the upper part, and finally the first guide plate 23 and the second guide plate 24 are respectively installed along the left side and the right side of the two base plates 18 at the upper part and the lower part of the mixed flow channel 21, so that the inclination angles of the first guide plate 23 and the second guide plate 24, the column 19 improves the connection strength and stability between the upper substrate 18 and the lower substrate 18, and the first guide plate 23 and the second guide plate 24 are used for controlling the direction of water flow and improving the heating efficiency;
d. finally, mounting the processed heating assembly on a heating water tank 6 for fixing;
the processing method of the heating water tank 6 has simple steps, can improve the mounting and dismounting of the heating assembly, can improve the heating speed of water in the heating water tank 6, is convenient to clean, and prolongs the service life of the heating water tank 6;
4) heat exchange mechanism installation
a. Firstly, determining the sizes of a high-temperature hot water output pipe 7, a low-temperature hot water return pipe 8, a first shunt pipe 9 and a second shunt pipe 10 according to design requirements, and manufacturing the corresponding high-temperature hot water output pipe 7, the corresponding low-temperature hot water return pipe 8, the corresponding first shunt pipe 9 and the corresponding second shunt pipe 10, wherein a heating water tank 6 can be communicated with a first heat exchange sleeve 4 and a second heat exchange sleeve 5 through the high-temperature hot water output pipe 7, the corresponding low-temperature hot water return pipe 8, the corresponding first shunt pipe 9 and the corresponding second shunt pipe 10, so that the recycling of hot water is realized, the energy consumption is reduced, and frost or icing in a first aluminum pipe 1 and a second aluminum pipe;
b. then, a three-way pipe with a proper size is selected, one end of a first shunt pipe 9 is fixedly connected to the water delivery hole 13 of the annular pipe 12 on one side, the other side of the first shunt pipe 9 is connected to the three-way pipe, one end of a high-temperature hot water output pipe 7 is connected to the three-way pipe, the other end of the high-temperature hot water output pipe 7 is connected with a flow guide pipe 27 in the heating water tank 6, and water in the heating water tank 6 can be continuously conveyed into the first heat exchange sleeve 4 and the second heat exchange sleeve 5 through the high-temperature hot water output pipe 7 and the first shunt pipe;
c. then, one end of a second shunt pipe 10 is fixedly connected to a water delivery hole 13 of the annular pipe 12 on the other side, the other side of the second shunt pipe 10 is connected to the three-way pipe, one end of a low-temperature hot water return pipe 8 is connected to the three-way pipe, the other end of the low-temperature hot water return pipe is communicated with the heating water tank 6, and water after heat exchange can be delivered into the heating water tank 6 through the second shunt pipe 10 and the low-temperature hot water return pipe 8 for heating, so that the heat exchange efficiency is improved;
the installation of the heat exchange mechanism greatly improves the efficiency of hot water circulation, reduces the energy loss, can prevent the first aluminum pipe 1 and the second aluminum pipe 2 from frosting or icing, and ensures the smoothness of the first aluminum pipe 1 and the second aluminum pipe 2;
5) evaporator pipeline assembly test run
Firstly, installing an evaporator pipeline assembly at a set position, then communicating a junction box 17, introducing liquid into a first aluminum pipe 1 and a second aluminum pipe 2, simultaneously starting a heating water tank 6, enabling water in the heating water tank 6 to respectively enter a first heat exchange sleeve 4 and a second heat exchange sleeve 5 through a high-temperature hot water output pipe 7 and a three-way pipe and a first shunt pipe 9, enabling the water after heat exchange to flow back into the heating water tank 6 through a second shunt pipe 10 and a low-temperature hot water return pipe 8 to continue heating, and observing frosting and icing conditions on the first aluminum pipe 1 and the second aluminum pipe 2.
The manufacturing method has simple steps, can meet the heat exchange requirements of aluminum pipes with different sizes, prevents the aluminum pipes from frosting or freezing, can realize the cyclic utilization of hot water, reduces the energy consumption and ensures the stable operation of the evaporator pipeline assembly.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to achieve substantially the same technical effects are all covered by the scope of the present invention.
Claims (8)
1. High-efficient low flow resistance evaporator pipeline assembly, including first aluminum pipe and second aluminum pipe, first aluminum pipe with the second aluminum pipe passes through pipe clamp fixed connection, its characterized in that: the heat exchange mechanism comprises a first heat exchange sleeve, a second heat exchange sleeve and a heating water tank, the first heat exchange sleeve and the second heat exchange sleeve are respectively sleeved on one side, close to the liquid outlet, of the first aluminum pipe and one side, close to the liquid outlet, of the second aluminum pipe, the two sides of the first heat exchange sleeve and the two sides of the second heat exchange sleeve are respectively connected with a first shunt pipe and a second shunt pipe, the first shunt pipe is connected with a high-temperature hot water output pipe through a first three-way pipe, the second shunt pipe is connected with a low-temperature hot water return pipe through a second three-way pipe, and the high-temperature hot water output pipe and the low-temperature hot water return pipe are connected with the heating water tank.
2. A high efficiency, low flow resistance evaporator tubing assembly as set forth in claim 1 wherein: the first heat exchange sleeve and the second heat exchange sleeve both comprise a pipe body, heat exchange fins are arranged on the inner side of the pipe body, and micro-through pipes are evenly arranged between the heat exchange fins and the inner wall of the pipe body.
3. A high efficiency, low flow resistance evaporator tubing assembly as set forth in claim 2 wherein: the two sides of the pipe body are provided with annular pipes, the two ends of the micro-through pipe are communicated with the annular pipes on the two sides respectively, and the annular pipes on the two sides are communicated with the first shunt pipe and the second shunt pipe respectively through water conveying holes.
4. A high efficiency, low flow resistance evaporator tubing assembly as set forth in claim 2 wherein: the micro-through pipes are spirally distributed on the outer sides of the heat exchange plates.
5. A high efficiency, low flow resistance evaporator tubing assembly as set forth in claim 1 wherein: the heating water tank is internally provided with a heating assembly, the bottom of the heating water tank is provided with a flow guide pipe, the flow guide pipe is connected with the high-temperature hot water output pipe, the flow guide pipe is provided with a water pump, one side of the heating water tank is respectively provided with a water inlet pipe and a water outlet pipe from top to bottom, and the water inlet pipe and the water outlet pipe are respectively provided with a water inlet valve and a water outlet valve.
6. The high efficiency low flow resistance evaporator tubing assembly of claim 5, wherein: the heating assembly comprises an end cover, base plates and heating pipes, wherein the end cover is connected to the top surface of the heating water tank, a junction box is arranged on the top surface of the end cover, the base plates are uniformly distributed below the end cover and are vertically adjacent to each other, the base plates are fixedly connected through an upright column, the base plates below the base plates are horizontally and uniformly provided with the heating pipes, the base plates above the heating pipes are horizontally adjacent to each other, a mixed flow channel is formed between the base plates, and vortex generators are arranged in the mixed flow channel.
7. The high efficiency low flow resistance evaporator tubing assembly of claim 6, wherein: and a first guide plate is arranged at one end of the base plate above the mixed flow channel, a second guide plate is arranged at one end of the base plate below the mixed flow channel, and the inclination angles of the first guide plate and the second guide plate are the same.
8. The high efficiency low flow resistance evaporator tubing assembly of claim 5, wherein: a liquid level sensor is arranged on the inner side face of the heating water tank, and a temperature sensor is arranged on the inner side of the heating water tank up and down on the side opposite to the liquid level sensor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921493948.XU CN210638343U (en) | 2019-09-09 | 2019-09-09 | High-efficiency low-flow-resistance evaporator pipeline assembly |
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| CN201921493948.XU CN210638343U (en) | 2019-09-09 | 2019-09-09 | High-efficiency low-flow-resistance evaporator pipeline assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608557A (en) * | 2019-09-09 | 2019-12-24 | 浙江佛城制冷有限公司 | High-efficiency low-flow-resistance evaporator pipeline assembly and manufacturing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608557A (en) * | 2019-09-09 | 2019-12-24 | 浙江佛城制冷有限公司 | High-efficiency low-flow-resistance evaporator pipeline assembly and manufacturing method thereof |
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